Various shots of fishing ship "H Broadhead" arriving, drawing alongside Hay River dock, of fisheries services officer aboard checking fish slips, of men unloading boxes of fishes to refrigerated truck, officer checking fishes in boxes, of truck leaving dock. AERIAL SHOTs of Simpson Islands on Great Slave Lake (cliff-faces rocky islands). Various shots aboard fishing boat on Slave Lake near Simpson Islands showing men dragging nets aboard with winch, of man at wheel. Various shots of seaplane landing on lake at Simpson Islands, approaching small dock, of men unloading fishes from plane.